Universal Licensing System
WRBK453
FiberTower Spectrum Holdings LLC
License details
| ULS identifier | 4033467 |
|---|
| Call sign | WRBK453 |
|---|
| Radio service | UU |
|---|
| Status | C |
|---|
| Grant date | 2018-04-11 |
|---|
| Expiration | 2023-02-03 |
|---|
| Cancellation | 2020-06-02 |
|---|
| Source archive | l_market.zip |
|---|
| Dataset refreshed | 2026-08-02 02:28:10 |
|---|
License history
| Date | File or call sign | Action |
|---|
| 2020-06-10 | WRBK453 | PNACT |
| 2020-06-02 | WRBK453 | LICAN |
| 2019-04-24 | WRBK453 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4033467 | 2026-08-02 02:28:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBK453 | ULS 4033467 | 2026-08-02 02:28:10 |
| Status | C | ULS 4033467 | 2026-08-02 02:28:10 |
| Service | UU | ULS 4033467 | 2026-08-02 02:28:10 |
| Grant Date | 2018-04-11 | ULS 4033467 | 2026-08-02 02:28:10 |
| Expiration Date | 2023-02-03 | ULS 4033467 | 2026-08-02 02:28:10 |
| Cancellation Date | 2020-06-02 | ULS 4033467 | 2026-08-02 02:28:10 |